[INFO] fetching crate diesel_pg_hstore 0.2.0...
[INFO] checking diesel_pg_hstore-0.2.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate diesel_pg_hstore 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate diesel_pg_hstore 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diesel_pg_hstore 0.2.0
[INFO] finished tweaking crates.io crate diesel_pg_hstore 0.2.0
[INFO] tweaked toml for crates.io crate diesel_pg_hstore 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diesel_derives v1.0.0
[INFO] [stderr]   Downloaded diesel v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d6322c4dfd229419d74fe9af965b568c8274444da43531693e924e5af9ad993
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0d6322c4dfd229419d74fe9af965b568c8274444da43531693e924e5af9ad993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d6322c4dfd229419d74fe9af965b568c8274444da43531693e924e5af9ad993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6322c4dfd229419d74fe9af965b568c8274444da43531693e924e5af9ad993", kill_on_drop: false }`
[INFO] [stdout] 0d6322c4dfd229419d74fe9af965b568c8274444da43531693e924e5af9ad993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58795ed6609e0459f43ac92992a97590a776e7b9127dcd4736c4db181c6a8360
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58795ed6609e0459f43ac92992a97590a776e7b9127dcd4736c4db181c6a8360", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling diesel_derives v1.0.0
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]     Checking diesel v1.0.1
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]     Checking diesel_pg_hstore v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:363:63
[INFO] [stdout]     |
[INFO] [stdout] 363 |         fn from_sql(bytes: Option<&[u8]>) -> Result<Self, Box<StdError + Send + Sync>> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:392:72
[INFO] [stdout]     |
[INFO] [stdout] 392 |         fn build_from_row<T: Row<Pg>>(row: &mut T) -> Result<Self, Box<StdError + Send + Sync>> {
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:398:81
[INFO] [stdout]     |
[INFO] [stdout] 398 |         fn to_sql<W>(&self, out: &mut ToSqlOutput<W, Pg>) -> Result<IsNull, Box<StdError + Send + Sync>>
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:422:74
[INFO] [stdout]     |
[INFO] [stdout] 422 |     fn write_pascal_string(s: &str, buf: &mut Vec<u8>) -> Result<(), Box<StdError + Sync + Send>> {
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Sync + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:435:81
[INFO] [stdout]     |
[INFO] [stdout] 435 |         fn consume(&mut self) -> Result<Option<(&'a str, Option<&'a str>)>, Box<StdError + Sync + Send>> {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Sync + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:470:26
[INFO] [stdout]     |
[INFO] [stdout] 470 |         type Error = Box<StdError + Sync + Send>;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Sync + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:363:63
[INFO] [stdout]     |
[INFO] [stdout] 363 |         fn from_sql(bytes: Option<&[u8]>) -> Result<Self, Box<StdError + Send + Sync>> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:392:72
[INFO] [stdout]     |
[INFO] [stdout] 392 |         fn build_from_row<T: Row<Pg>>(row: &mut T) -> Result<Self, Box<StdError + Send + Sync>> {
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:398:81
[INFO] [stdout]     |
[INFO] [stdout] 398 |         fn to_sql<W>(&self, out: &mut ToSqlOutput<W, Pg>) -> Result<IsNull, Box<StdError + Send + Sync>>
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:422:74
[INFO] [stdout]     |
[INFO] [stdout] 422 |     fn write_pascal_string(s: &str, buf: &mut Vec<u8>) -> Result<(), Box<StdError + Sync + Send>> {
[INFO] [stdout]     |                                                                          ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Sync + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:435:81
[INFO] [stdout]     |
[INFO] [stdout] 435 |         fn consume(&mut self) -> Result<Option<(&'a str, Option<&'a str>)>, Box<StdError + Sync + Send>> {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Sync + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:470:26
[INFO] [stdout]     |
[INFO] [stdout] 470 |         type Error = Box<StdError + Sync + Send>;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Sync + Send`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> tests/hstore.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `diesel_pg_hstore` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "58795ed6609e0459f43ac92992a97590a776e7b9127dcd4736c4db181c6a8360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58795ed6609e0459f43ac92992a97590a776e7b9127dcd4736c4db181c6a8360", kill_on_drop: false }`
[INFO] [stdout] 58795ed6609e0459f43ac92992a97590a776e7b9127dcd4736c4db181c6a8360
